Ключевые слова:
Destructive testing, Metals, Welded joints, Welding, Etch inspection, Low-alloy steels, Unalloyed steels, Stainless steels, Nickel, Nickel alloys, Titanium, Titanium alloys, Copper, Copper alloys, Aluminium, Aluminium alloys, Relative density, Concentration (chemical), Microscopic analysis, Visual inspection (testing), Picric acid, Hydrochloric acid, Ammonium inorganic compounds, Peroxodisulfates, Aliphatic alcohols, Cuprous compounds, Chlorides, Cupric compounds, Magnesium inorganic compounds, Inorganic acids, Ferric inorganic compounds, Fluorides, Chromic acid, Hydrogen peroxide, Nitric acid, Phosphoric acid, Acetic acid, Nitrates, Oxalic acid, Sodium hydroxide, Thiocyanates